Research Article
Optimization of Concentrated Sulphuric Acid Hydrolysis of Gadam Sorghum Stalks Found in Kenya for Fermentable Sugar Production
Table 8
Gadam sorghum stalks: ANOVA for testing the significance of the reduced model equation (Source: Design-Expert 13 Software).
| Source | Sum of squares | df | Mean square | value | value | |
| Model | 3356.95 | 8 | 419.62 | 86.14 | <0.0001 | Significant | | 26.47 | 1 | 26.47 | 5.43 | 0.0398 | | | 189.7 | 1 | 189.7 | 38.94 | <0.0001 | | | 1274.75 | 1 | 1274.75 | 261.68 | <0.0001 | | | 27.35 | 1 | 27.35 | 5.61 | 0.0372 | | | 93.85 | 1 | 93.85 | 19.27 | 0.0011 | | | 227.11 | 1 | 227.11 | 46.62 | <0.0001 | | | 912.2 | 1 | 912.2 | 187.25 | <0.0001 | | | 902.4 | 1 | 902.4 | 185.24 | <0.0001 | | Residual | 53.59 | 11 | 4.87 | | | | Lack of fit | 42.37 | 6 | 7.06 | 3.15 | 0.1146 | Not significant | Pure error | 11.22 | 5 | 2.24 | | | | Total | 3410.53 | 19 | | | | |
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